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The source code// $Id: UMLNameEventListener.java,v 1.6 2004/09/14 17:35:12 mvw Exp $ // Copyright (c) 1996-99 The Regents of the University of California. All // Rights Reserved. Permission to use, copy, modify, and distribute this // software and its documentation without fee, and without a written // agreement is hereby granted, provided that the above copyright notice // and this paragraph appear in all copies. This software program and // documentation are copyrighted by The Regents of the University of // California. The software program and documentation are supplied "AS // IS", without any accompanying services from The Regents. The Regents // does not warrant that the operation of the program will be // uninterrupted or error-free. The end-user understands that the program // was developed for research purposes and is advised not to rely // exclusively on the program for any reason. IN NO EVENT SHALL THE // UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, // SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, // ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF // THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF // SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE // PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF // CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, // UPDATES, ENHANCEMENTS, OR MODIFICATIONS. package org.argouml.uml.ui; import javax.swing.*; import java.awt.*; import ru.novosoft.uml.MElementEvent; import ru.novosoft.uml.MElementListener; /** * This class is used to dispatch a NSUML change event * (which may occur on a non-UI) * thread) to user interface components. * The class is created in response to a * NSUML change event being captures by a * UMLUserInterfaceContainer and then * is passed as an argument to InvokeLater * to be run on the user interface thread. */ public class UMLNameEventListener implements MElementListener { private Container container; private Class[] metaClasses; /** * Creates a UMLChangeDispatch. eventType is overriden if a call to * one of the event functions is called. * @param c user interface container to which changes are dispatched. * @param mc an array of classes (possibly null) whose names should * monitored. For example, passing MClassifier.class will monitor name * changes on classifiers. * */ public UMLNameEventListener(Container c, Class[] mc) { container = c; metaClasses = mc; } /** * configures this instance to dispatch a propertySet event. * @param mee NSUML event */ public void propertySet(MElementEvent mee) { boolean dispatchEvent = false; String eventName = mee.getName(); if (eventName != null && (eventName.equals("name") || eventName.equals("baseClass"))) { Object target = mee.getSource(); if (target != null) { // // if the metaClasses weren't provided or // the source can be assigned to one of the meta classes // then proceed boolean isMatch = (metaClasses == null); for (int i = 0; !isMatch && i < metaClasses.length; i++) { isMatch = metaClasses[i].isAssignableFrom( target.getClass()); } dispatchEvent = isMatch; } } if (dispatchEvent) { UMLChangeDispatch dispatch = new UMLChangeDispatch(container, 1); dispatch.propertySet(mee); SwingUtilities.invokeLater(dispatch); } } /** * configures this instance to dispatch a listRoleItemSet event. * @param mee NSUML event */ public void listRoleItemSet(MElementEvent mee) { } /** * configures this instance to dispatch a recovered event. * @param mee NSUML event. */ public void recovered(MElementEvent mee) { } /** * configures this instance to dispatch a removed event. * @param mee NSUML event. */ public void removed(MElementEvent mee) { Object target = mee.getSource(); if (target != null) { // // if the metaClasses weren't provided or // the source can be assigned to one of the meta classes // then proceed boolean isMatch = (metaClasses == null); for (int i = 0; !isMatch && i < metaClasses.length; i++) { isMatch = metaClasses[i].isAssignableFrom(target.getClass()); } if (isMatch) { UMLChangeDispatch dispatch = new UMLChangeDispatch(container, 0); dispatch.removed(mee); SwingUtilities.invokeLater(dispatch); } } } /** * configures this instance to dispatch a roleAdded event. * @param mee NSUML event. */ public void roleAdded(MElementEvent mee) { String eventName = mee.getName(); if (eventName != null && eventName.equals("ownedElement")) { Object target = mee.getAddedValue(); if (target != null) { // // if the metaClasses weren't provided or // the source can be assigned to one of the meta classes // then proceed boolean isMatch = (metaClasses == null); for (int i = 0; !isMatch && i < metaClasses.length; i++) { isMatch = metaClasses[i].isAssignableFrom( target.getClass()); } if (isMatch) { UMLChangeDispatch dispatch = new UMLChangeDispatch(container, 0); dispatch.removed(mee); SwingUtilities.invokeLater(dispatch); } } } } /** * configures this instance to dispatch a roleRemoved event. * @param mee NSUML event */ public void roleRemoved(MElementEvent mee) { } } |
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